Update app.py

app.py

@@ -96,14 +96,14 @@ async def run_samba_api_inference(query, system_prompt = None, ignore_context=Fa
     except requests.exceptions.HTTPError as e:
         if post_response.status_code in {401, 503}:
             st.info(f"Invalid Key! Please make sure you have a valid SambaCloud key from https://cloud.sambanova.ai/.")
-            return ""
+            return "Invalid Key! Please make sure you have a valid SambaCloud key from https://cloud.sambanova.ai/."
         if post_response.status_code in {429, 504}:
             st.info("Rate limit hit because of all the pipelined queries, wait one second...")
             await asyncio.sleep(num_seconds_to_sleep)
             return await run_samba_api_inference(query)  # Retry the request
         else:
             print(f"Request failed with status code: {post_response.status_code}. Error: {e}")
-            return ""
+            return "Invalid Key! Please make sure you have a valid SambaCloud key from https://cloud.sambanova.ai/."
 
     response_data = json.loads(post_response.text)
 
@@ -279,7 +279,7 @@ def handle_userinput(user_question: Optional[str]) -> None:
     ):
         with st.chat_message('user'):
             st.write(f'{ques}')
-
+    
         with st.chat_message(
             'ai',
             avatar='https://sambanova.ai/hubfs/logotype_sambanova_orange.png',